5:30pm, HEAVY rain over E,S Uttarpradesh, Bihar, Jharkhand, most of Bengal, N,N-E Odisha ... http://ow.ly/i/6xL2B 

For N,N-E Tamilnadu, #Chennai - Less or No rain expected tonight.
#Chennai - can get a long drizzle towards early hrs of Thursday.
Showers are expected to be back for S Karnataka, S Andhra, N,N-E Tamilnadu, #Chennai on tomorrow evening !

GFS continues to predict a mid,upper-level circulation over central,S-central Bay on 15/16-Aug ... http://ow.ly/i/6xKGZ  "and drift West"

#Chennai - 4:33pm, Warm again after a overnight rain, Cloud cover day.
Nungambakkam 5.9mm,
Airport 5.7mm,
IWM Polichalur 9.9mm.

Today, low-level circulation seen over Bihar, E Uttarpradesh, N Bengal ... http://ow.ly/i/6xIDi 
Today, the remnant upper-level circulation is seen over N Chatisgarh ... http://ow.ly/i/6xIKH 

Mid-level vertical velocity chart suggest Heavy, scattered rain to persist over E,central Uttarpradesh, Himalayan foothills, Bihar, N Bengal 
NAVGEM model predicts more scattered rain for S,E,central Uttarpradesh, N,central Bihar, Himalayan foothills, N Bengal till 15-Aug.

On 14,15-Aug, the W-coast offshore trough is expected to be active from N Maharastra coast to central Kerala coast http://ow.ly/i/6xJru 

Rainfall alert for next 42hrs
~~~~~~~~~~~~~~~~~~~~~~~~~~~~

During next 42hrs...
Scattered rain to continue along Karnataka coast, S,central Maharastra coast, N,N,central W-ghats of Kerala.
For next 48hrs, More scattered rain for Odisha, Chatisgarh, N-E Andhra and Jharkhand ... http://ow.ly/i/6xJNV 
Before 15-Aug, Widespread rain for E,central Uttarpradesh, Bihar, Bengal, Some HEAVY along himalayan foothills .. http://ow.ly/i/6xJYD 
Scattered heavy rain to continue over Himachal, Uttarakhand during next 2 days.
Sikkim and North,N-central zones of N-E states are expected to get widespread rain and some will be Very HEAVY during next 42hrs.

Weather Instagram at August 12, 2014 at 05:59PM

#chennai - 5:58pm, T cells visible over W,W-N-W ...as seen from Pallavaram. #weather

from Instagram

RT @OldSailor: @weatherofindia #Chennai #Nanganallur #Showers approaching 1830 hours http://t.co/aHNrKxUv6d 

#Chennai - 5:15pm, a moderate T shower system is marching towards W,N-W suburbs of city.
Now around 50km near Thiruvallur, W-N-W from city.

4:30pm, T showers seen over N,N-E Andhra, Coast of Odisha, central,E,W Uttarpradesh ... http://ow.ly/i/6wUSk 

Today, the remnant low,mid-level circulation is seen along Bihar, E Uttarpradesh, N-central,N-W Bengal... http://ow.ly/i/6wOtr 

A weak mid-level circulation is expected over central Rajasthan on 13-Aug... and persist for 3 days drifting E-N-E . http://ow.ly/i/6wOCv 
GFS predicts a low,mid-level circulation to pop over central,S-central Bay on 15/16-Aug ... http://ow.ly/i/6wOHw 
"and move W-N-W "

RT @rajugana: @weatherofindia Bangalore 11.55AM., Dark clouds...drifting away by winds.. no rain and sunshines .. http://ow.ly/i/6wLxY 

#Chennai - got a moderate rain at around midnight ...
Nungambakkam 19.8mm,
Airport 22.2mm,
IWM Polichalur 11.7mm

#Chennai - 1:51pm, Clear so far, Hot and HUMID.
More showers expected today after 3:30pm ... http://ow.ly/i/6wOg9 

#Chennai - 1:45pm, already showers seen over North from city at around 35 to 70km into S Andhra.

RT @rajugana: @weatherofindia Monsoon magic...The Great Indian South west monsoon on the move.. a pic http://ow.ly/i/6vXOr 

Today, the upper-level circulation is seen over Chatisgarh, N-WW Odisha.... http://ow.ly/i/6w7KH 
This, upper-level circulation is expected to weaken and drift North into E Uttarpradesh, W Bihar, and persist for next 2 days !

Today, low,mid-level circulation is seen over Jharkhand, N Chatisgarh, S Bihar... http://ow.ly/i/6w7YT 
This low,mid-level circulation is also expected to fizzle out over E Uttarpradesh in next 36hrs.

On 16/17-Aug, GFS model continue to predict a strong low,mid,upper-level circulation over central Bay !! http://ow.ly/i/6w87v 

5:30pm, T showers over E Rajasthan, N Madhyapradesh, W,S-W Uttarpradesh, N,N-E Andhra ... http://ow.ly/i/6w8c9 
5:30pm, T showers again over N,N-E,N-central,S-central Tamilnadu ... http://ow.ly/i/6w8c9
5:30pm, Showers continue over Kerala... "and more HEAVY rain ahead "... http://ow.ly/i/6w8c9

Thiruvarur - 6:23pm, "Thunder cells are near" ... http://ow.ly/i/6w8FT 

6pm, #Chennai - Showers seen over W,W-N-W,S-S-W from city at around 60 to 80km.
Now approaching city from W-N-W.
#Chennai - 6:15pm, In next 1.5hr... moderate rain to affect N-W,W,S-W suburbs and some parts of city !